Open-Ear Safety & Comfort: Enjoy 360° environmental awareness while running or cycling with the design of open-ear headphones that keep your ear canals unobstructed. The flexible titanium frame, coated with skin-friendly liquid silicone, adapts to any head shape. Weighing only 32 grams, these headphones provide a fatigue-free fit during any activity. IPX8 Waterproof for Any Environment: Our bone conduction swimming headphones are rated IPX8 waterproof. It can be submerged in water up to two meters deep for one hour. Enjoy swimming and engaging in other underwater activities while listening to your favorite songs. Experience music anytime, anywhere. (Please note: Bluetooth signals cannot be transmitted underwater, so please use the MP3 mode of these waterproof headphones). Clear Calls & Superior Audio Experience: Our bone conduction headphones with mic are equipped with Environmental Noise Cancellation technology, delivering crystal-clear audio during calls, even in noisy envi